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Samson 3381 Series, Mounting And Operating Instructions, Page: 2 / 48

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Samson 3381 Series Mounting And Operating Instructions Download Page 2

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will result in death or serious injury

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could result in death or serious injury

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EB 8084 EN

Note on these mounting and operating instructions

These mounting and operating instructions assist you in mounting and operating the device 
safely. The instructions are binding for handling SAMSON devices. The images shown in 
these instructions are for illustration purposes only. The actual product may vary.

 

Î

For the safe and proper use of these instructions, read them carefully and keep them for 
later reference.

 

Î

If you have any questions about these instructions, contact SAMSON‘s After-sales Service 
([email protected]).

Documents relating to the device, such as the mounting and operating 
instructions, are available on our website at 

www.samsongroup.com > 

Service & Support > Downloads > Documentation

.

Summary of Contents for 3381 Series

Page 1: ...Translation of original instructions EB 8084 EN Edition April 2021 Series 3381 Type 3381 Silencer DIN and ANSI versions ...

Page 2: ...t you in mounting and operating the device safely The instructions are binding for handling SAMSON devices The images shown in these instructions are for illustration purposes only The actual product may vary Î For the safe and proper use of these instructions read them carefully and keep them for later reference Î If you have any questions about these instructions contact SAMSON s After sales Ser...

Page 3: ...ging from the silencer 4 1 4 3 Transporting and lifting the silencer 4 1 4 3 1 Transporting the silencer 4 2 4 3 2 Lifting the silencer 4 3 4 4 Storing the silencer 4 6 5 Installation 5 1 5 1 Installation conditions 5 1 5 1 1 Depending on the version 5 1 5 1 2 Support and suspension 5 1 5 1 3 Use of the Type 3381 Silencer together with self operated regulators 5 2 5 2 Preparation for installation ...

Page 4: ...Contents EB 8084 EN 11 Annex 11 1 11 1 Tightening torques lubricants and tools 11 1 11 2 After sales service 11 1 ...

Page 5: ... external forces or any other external factors Î Refer to the technical data and nameplate for limits and fields of application as well as possible uses Reasonably foreseeable misuse The silencer is not suitable for the following applications Velocity reduction of incompressible media Use outside the limits defined during sizing and by the technical data Furthermore the following activities do not...

Page 6: ...necessary Î Check with the plant operator for details on further protective equipment Revisions and other modifications Revisions conversions or other modifications of the product are not authorized by SAMSON They are performed at the user s own risk and may lead to safety hazards for example Fur thermore the product may no longer meet the requirements for its intended use Safety features The Type...

Page 7: ...le health safety and accident prevention regulations and comply with them Referenced standards directives and regulations The silencers comply with the requirements of the European Pressure Equipment Directive 2014 68 EU The Certificates section contains this declaration of conformity which in cludes information about the applied conformity assessment procedure Referenced documentation The followi...

Page 8: ...the process medium from all the plant sections concerned as well as the valve Risk of injury due to incorrect handling of oxygen or cryogenic gases in applica tions Special versions of the silencer can be used for oxygen service or applications with cryogenic gases Oxygen is a hazardous substance which reacts quickly leading to combustion and explosions Contact with cryogenic gases causes severe f...

Page 9: ... lencer Î Wear protective clothing safety gloves respiratory protection and eye protection Exposure to hazardous substances poses a serious risk to health Certain lubricants and cleaning agents are classified as hazardous substances These substances have a special label and a material safety data sheet MSDS issued by the manufacturer Î Make sure that an MSDS is available for any hazardous substanc...

Page 10: ...Unsuitable lubricants may corrode and damage surfaces Î Only use lubricants approved by SAMSON Risk of the process medium being contaminated through the use of unsuitable lubri cants and or contaminated tools and components Î If necessary e g for oxygen service keep the silencer and the tools used free from solvents and grease Î Make sure that only suitable lubricants are used ...

Page 11: ...ure 6 Nominal size at inlet DIN DN ANSI NPS JIS DN 7 Nominal size at outlet DIN DN ANSI NPS JIS DN 8 Pressure rating DIN PN ANSI CL JIS K 9 Order number item 10 Country of origin 11 CE marking Item Inscription meaning 12 ID of the notified body PED Pressure Equipment Directive G1 G2 gases and vapors Fluid group 1 hazardous Fluid group 2 other L1 liquids Fluid group 1 hazardous Fluid group 2 other ...

Page 12: ...2 2 EB 8084 EN ...

Page 13: ...ial single attenuation plates with reduced di ameter and possibly reduced thickness clamped between the valve or a pipe ex pander and the pipe flange see Fig 3 2 Type 3381 3 X Silencer with two to five attenuation plates located in one housing An addi tional pipe expander is not required see Fig 3 3 Fig 3 1 Type 3381 1 Attenuation plate downstream of pipe expander Fig 3 2 Type 3381 1R Reduced cons...

Page 14: ...talled as a wafer type version Usually downstream of a pipe expander see Fig 3 4 Additional installation examples of various versions can be found in the Data Sheet u T 8084 Note 1 2 3 1 4 3 2 Legend 1 Valve outlet 2 Silencer 3 Pipeline 4 Pipe expander Fig 3 3 Type 3381 3 5 Five attenuation plates in a housing top Fig 3 4 Type 3381 4 5 Five attenuation plates clamped between the pipe expander and ...

Page 15: ...nical data Noise emissions SAMSON is unable to make general state ments about noise emissions The noise emis sions depend on the valve version plant fa cilities and process medium Dimensions and weights Details on dimensions and weights are avail able on request More information is available in Data Sheet u T 8084 Note Table 3 1 Technical data Type 3381 1 Type 3381 1R Type 3381 3 X or Type 3381 4 ...

Page 16: ...zes possible according to the standard and depending on the pressure rating DIN EN versions ANSI versions Nominal size Pressure rating min Nominal size Pressure rating min DN 200 PN 400 and higher NPS 8 Class 2500 and higher DN 250 PN 250 and higher NPS 10 Class 1500 and higher DN 300 PN 100 and higher NPS 12 Class 600 and higher DN 350 PN 63 and higher DN 450 PN 40 and higher NPS 16 and larger Al...

Page 17: ...ing sequence Î Do not open or remove the packaging until immediately before lifting to install the silencer into the pipeline Î Leave the silencer in its transport contain er or on the pallet to transport it on site Î Dispose and recycle the packaging in ac cordance with the local regulations 4 3 Transporting and lifting the silencer Danger due to suspended loads falling Î Stay clear of suspended ...

Page 18: ...uest 4 3 1 Transporting the silencer The silencer can be transported using lifting equipment e g crane or forklift Î Leave the silencer in its transport contain er or on the pallet to transport it Î Observe the transport instructions Transport instructions Protect the silencer against external influ ences e g impact Do not damage the corrosion protection paint surface coatings Repair any damage im...

Page 19: ... 1R Type 3381 4 X and Type 3381 3 X without valve 1 Attach a sling to the lifting eyelet eyebolt on the silencer and to the rigging equip ment e g hook of the crane or forklift see Fig 4 1 2 Carefully lift the silencer Check whether the lifting equipment and accessories can bear the weight 3 Move the silencer at an even pace to the site of installation 4 Install the silencer into the pipeline be t...

Page 20: ...lencer and to the rigging equip ment e g hook of the crane or forklift 3 For actuator versions with lifting eyelet attach an additional sling to the lifting eyelet of the actuator and to the rigging equipment of the crane or forklift NOTICE This sling must not bear any load It only protects it from tilting while being lifted Before lifting the control valve tighten the sling 4 Carefully lift the c...

Page 21: ...EB 8084 EN 4 5 Shipment and on site transport Mid axis Fig 4 2 Type 3381 3 X with valve ...

Page 22: ...red position against slipping or tipping over Do not damage the corrosion protection paint surface coatings Repair any damage immediately Protect the silencer against moisture and dirt Store it at a relative humidity of less than 75 In damp spaces prevent con densation If necessary use a drying agent or heating Make sure that the ambient air is free of acids or other corrosive media The permissibl...

Page 23: ...ed one after the other in a housing The nominal sizes of the inlet and outlet can vary the no minal inlet size of the housing corresponds to the nominal valve size The nominal outlet size corresponds to the downstream nominal pipe size A pipe expander is already integ rated into the housing The Type 3381 3 X Silencer is bolted to the control valve using a suitable gasket before they are both insta...

Page 24: ...al pressure regulator the control lines cannot be connected to the pipeline up stream of the silencer As a result control line kits cannot be used for pressure reducing valves in such cases The high pressure can be tapped at the valve body in differential pressure regulators in which the valve opens or closes as the differ ential pressure rises and are installed in the return flow pipe Both contro...

Page 25: ...Pressure reducing valve Fig 5 2 Differential pressure regulator open ing 6xDN Fig 5 3 Differential pressure regulator closing in the flow pipe Fig 5 4 Differential pressure regulator closing in the return flow pipe To flow pipe To return flow pipe ...

Page 26: ...included in the scope of delivery of the silencer Nuts and bolts for flanged joint on the valve not included in the scope of delivery of the silencer 5 3 Mounting the silencer Risk of damage to components due to work being carried out by personnel not quali fied for such tasks The plant operator or specialist company performing the welding is responsible for the selection of the welding procedure ...

Page 27: ...ft ing Both directional arrows must point in the same direction 5 Use the correct flange gaskets 6 Install the valve and silencer free of stress Observe specified tightening torques Versions with welding ends weld the valve and silencer free of stress into the pipeline 7 Attach a support or suspension on the valve if necessary Attenuation plate Flange Valve outlet Flange Pipeline Gasket Gasket Fig...

Page 28: ...on Pay attention to the directions of flow for the silencer and valve before lifting Both directional arrows must point in the same direction 2 Use the correct flange gasket 3 Use the supplied studs and nuts to bolt the silencer and valve together The number of studs and nuts varies de pending on the number of holes in the valve and silencer flanges Observe the usual tightening torque for the corr...

Page 29: ...e inlet and outlet of the plant section while the valve is being installed 2 Prepare the relevant section of the pipe line for installing the valve and silencer 3 Remove any protective caps before in stalling the components 4 Lift the valve including silencer using suit able lifting equipment to the site of instal lation see information under Lifting the silencer in the Shipment and on site transp...

Page 30: ...4 EN Installation Fig 5 11 Position valve and silencer properly before lifting Mid axis Fig 5 12 Lifting Fig 5 13 Valve and silencer in the pipeline ready to be bolted Fig 5 14 Valve and silencer in the pipeline ...

Page 31: ...pending on the number of holes in the valve s inlet flange and the silencer s out let flange Fig 5 15 Valve and silencer installed in the pipeline 5 4 Testing the installed com ponents See associated control valve documentation for the tests to be performed before start up Note ...

Page 32: ...5 10 EB 8084 EN ...

Page 33: ... 6 1 Start up operation decommissioning servicing 6 Start up operation decom missioning servicing Details on start up decommissioning opera tion and servicing are described in the asso ciated valve documentation ...

Page 34: ...6 2 EB 8084 EN ...

Page 35: ...s Î Wear protective clothing safety gloves respiratory protection and eye protec tion Before removing the valve make sure the fol lowing conditions are met The control valve is put out of operation see associated control valve documenta tion 7 1 Removing the silencer from the pipeline a Version with flanges 1 Support the silencer to hold it in place when separated from the pipeline see the Shipmen...

Page 36: ...7 2 EB 8084 EN ...

Page 37: ...e return shipment including the fol lowing information Type Article no Configuration ID Original order Completed Declaration on Contami nation which can be downloaded from our website at u www samsongroup com Service Support After sales Service After checking your registration we will send you a return merchandise authori zation RMA 3 Attach the RMA together with the Decla ration on Decontaminatio...

Page 38: ...8 2 EB 8084 EN ...

Page 39: ...EB 8084 EN 9 1 Disposal 9 Disposal Î Observe local national and internation al refuse regulations Î Do not dispose of components lubricants and hazardous substances together with your household waste ...

Page 40: ...9 2 EB 8084 EN ...

Page 41: ...eclaration is provided on the next page Declaration of conformity in compliance with Pressure Equipment Directive 2014 68 EU The certificate shown was up to date at the time of publishing Other optional or updat ed certificates are available on request ...

Page 42: ...10 2 EB 8084 EN ...

Page 43: ...s of SAMSON AG and its subsid iaries The addresses of SAMSON AG its subsid iaries representatives and service facilities worldwide can be found on our website www samsongroup com or in all SAMSON product catalogs Required specifications Please submit the following details Order number and position number in the order Type model number nominal size and version of the valve and silencer Pressure and...

Page 44: ...11 2 EB 8084 EN ...

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Page 48: ...2021 07 13 English SAMSON AKTIENGESELLSCHAFT Weismüllerstraße 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samsongroup com www samsongroup com EB 8084 EN ...

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